By Victoria Nugent
The Advocate
Toilet training cows may raise a few eyebrows, but researchers in Germany have proved that it's possible in a bid to reduce the effects of nitrogen-rich cow urine on the environment.
The research has been carried out by German and New Zealand researchers in a bid to reduce the affects of potent greenhouse gas nitrous oxide and nitrate, which pollutes water and contributes to the excessive growth of weeds and algae.